Børnene fra det ydre rum vender tilbage Skuespillere og folkene bag
Christopher LeeVictor Gannon Jack SooMr. "Yo-Yo" Yokomoto Ward CostelloMr. Clearcole Poindexter YothersCrusher William BassettOperations Officer Casse JaegerSchool Patrolman Larry MarmorsteinGuard #1 Ruth WarshawskyLady in Car Adam AndersonMan in Museum Rosemary LordWoman in Museum Robert BoardMuseum Patron (uncredited) Bob HarksGuard (uncredited) Gary OwensNewscaster (voice) (uncredited) Murray PollackScientist (uncredited) Adam RoarkeMuseum Guard (uncredited) Bob TempletonMuseum Patron (uncredited) Malcolm MarmorsteinManuskript John B. MansbridgeArt Direction Frank V. PhillipsDirector Of Photography Herb TaylorSound Supervisor Lalo SchifrinKomponist af original musik 
